title: Clinical guidelines and indications for bronchoalveolar lavage (BAL): extrinsic allergic alveolitis.
authors.forename: G
authors.initials: G
authors.lastname: Semenzato
authors.forename: L
authors.initials: L
authors.lastname: Bjermer
authors.forename: U
authors.initials: U
authors.lastname: Costabel
authors.forename: P L
authors.initials: PL
authors.lastname: Haslam
authors.forename: D
authors.initials: D
authors.lastname: Olivieri
mesh_terms: D000208:Acute Disease; D000542:Alveolitis, Extrinsic Allergic / Q000175:diagnosis* / Q000473:pathology; D001992:Bronchoalveolar Lavage Fluid / Q000166:cytology; D002452:Cell Count; D003937:Diagnosis, Differential; D006801:Humans; D011379:Prognosis